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- /*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
- */
- "use strict";
- module.exports = class TrackingSet {
- constructor(set) {
- this.set = set;
- this.set2 = new Set();
- this.stack = set.stack;
- }
- add(item) {
- this.set2.add(item);
- return this.set.add(item);
- }
- delete(item) {
- this.set2.delete(item);
- return this.set.delete(item);
- }
- has(item) {
- return this.set.has(item);
- }
- createChild() {
- return this.set.createChild();
- }
- getAddedItems() {
- return this.set2;
- }
- };
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